/*****************************************************************************
 *   Copyright 2005 Tim A Wang
 *
 *   Licensed under the Apache License, Version 2.0 (the "License");
 *   you may not use this file except in compliance with the License.
 *   You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 *   Unless required by applicable law or agreed to in writing, software
 *   distributed under the License is distributed on an "AS IS" BASIS,
 *   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *   See the License for the specific language governing permissions and
 *   limitations under the License.
 *
 ****************************************************************************/
package com.jb.web.renderer;

import com.jb.web.bean.FloatPanel;
import com.jb.web.bean.Page;
import com.jb.web.bean.UIComponentImpl;
import com.jb.web.context.WebContext;

import java.util.Iterator;

import com.jb.faces.component.UIComponent;


/**
 * Renderer for a floating panel.
 */
public class FloatPanelRenderer extends TextRenderer {

    public StringBuffer renderEmbededChildren(WebContext pCtx, 
                                              UIComponent item) {
        FloatPanel hItem = (FloatPanel)item;
        StringBuffer htmlBuffer = new StringBuffer();
        String pageName = hItem.getEmbedded();

        if (pageName != null) {

            if (pCtx.isRunTime() || !hItem.getPage().isDesignable()) {
                Page page = pCtx.getSession().getPage(pCtx, pageName, true);

                if (page != null) {
                    boolean oldDesignable = page.isDesignable();
                    page.setEmbedded(true);
                    page.setDesignable(false);
                    page.setContained(hItem);
                    htmlBuffer.append(page.render(pCtx));
                    page.setContained(null);
                    page.setDesignable(oldDesignable);
                    page.setEmbedded(false);
                }
            } else {
                htmlBuffer.append(pageName + " is embedded here");
            }

        }
        return htmlBuffer;
    }

    public StringBuffer renderBegin(WebContext pCtx, 
                                    UIComponent itemToRender) {

        StringBuffer html = new StringBuffer("");
        FloatPanel sect = (FloatPanel)itemToRender;

        html.append("<div ").append(addTagProperty("style", 
                                                   sect.getStyle(pCtx), null));

        if ((pCtx.getSession().isDraggable() || 
             (pCtx.isRunTime() && sect.isDraggable()))) {
            html.append(addTagProperty("draggable", "true", null));
            html.append(addTagProperty("dragBox", sect.getDragWithin(), null));

            html.append(addTagProperty("onDrag_Drag", "JB.onDrag", null));
            html.append(addTagProperty("onDrag_Begin", "JB.onDragBegin", null));
            html.append(addTagProperty("onDrag_End", "JB.onDragEnd", null));
            
            html.append(addTagProperty("jb_drag", sect.getOnDrag(), null));
            html.append(addTagProperty("jb_drop", sect.getOnDrop(), null));
            if (sect.isCloneOnDrag()) {
                html.append(addTagProperty("clone", "true", null));
            }
        }

        if (sect.isResizable()) {
            html.append(addTagProperty("resizable", "true", null));
        }

        html.append(addTagProperty("class", sect.getStyleClass(), null))
            .append(getEditScript(pCtx, sect))
            .append(" >");

        return html;
    }

    public StringBuffer renderChildren(WebContext pCtx, 
                                       UIComponent itemToRender) {
        FloatPanel sect = (FloatPanel)itemToRender;
        String embedRegion = sect.getEmbedded();
        //if embedded is not null, we will use reuseregionrenderer automatically
        if (embedRegion != null && embedRegion.length() > 0) {

            return this.renderEmbededChildren(pCtx, itemToRender);
        }

        StringBuffer html = new StringBuffer();
        Iterator iter = sect.getChildrenSorted(null).iterator();

        if (!iter.hasNext()) {
            Object value = evaluate(pCtx, sect, sect.getValue());
            html.append(value);
        }

        while (iter.hasNext()) {
            UIComponentImpl aSect = (UIComponentImpl)iter.next();

            if (isVisible(pCtx, aSect)) {
                html.append(aSect.render(pCtx));
            }
        }

        return html;
    }

    public StringBuffer renderEnd(WebContext pCtx, UIComponent itemToRender) {
        return new StringBuffer("</div>");
    }
}
